The above script shows how font size in Linux can be adjusted by 4%3 to match other platforms.
The screenshot below shows a perfect match between Windows Java and Linux, after Linux fonts were adjusted at 4%3.
In order to obtain font corresponding to Arial 10pt you need to specify Arial 13pt. Web browsers maintain the ratio between CSS values of pixels and points.
Note: however Font Selection tool matched J display.
This issue was resolved in j601ubeta
Now fonts on Mac display correctly (except Font Selection tool).
Note: Font Selection tool displays font incorrectly.
/Java 6 - different Java adjustment for J2SE 6.0